Method WriteWithMetadata

cpp/src/arrow/flight/client.cc:474–485

  }

  Status WriteWithMetadata(const RecordBatch& batch,
                           std::shared_ptr<Buffer> app_metadata) override {
    RETURN_NOT_OK(CheckStarted());
    app_metadata_ = app_metadata;
    auto status = batch_writer_->WriteRecordBatch(batch);
    if (!status.ok() &&
        // Only want to Close() if server error, not for client error
        ServerErrorTagStatusDetail::UnwrapStatus(status)) {
      return Close();
    }
    return status;
  }

  Status DoneWriting() override {
    // Do not CheckStarted - DoneWriting applies to data and metadata